xref: /openbmc/linux/tools/perf/util/hist.h (revision e15a5365)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_HIST_H
3 #define __PERF_HIST_H
4 
5 #include <linux/rbtree.h>
6 #include <linux/types.h>
7 #include <pthread.h>
8 #include "evsel.h"
9 #include "color.h"
10 #include "events_stats.h"
11 
12 struct hist_entry;
13 struct hist_entry_ops;
14 struct addr_location;
15 struct map_symbol;
16 struct mem_info;
17 struct branch_info;
18 struct branch_stack;
19 struct block_info;
20 struct symbol;
21 struct ui_progress;
22 
23 enum hist_filter {
24 	HIST_FILTER__DSO,
25 	HIST_FILTER__THREAD,
26 	HIST_FILTER__PARENT,
27 	HIST_FILTER__SYMBOL,
28 	HIST_FILTER__GUEST,
29 	HIST_FILTER__HOST,
30 	HIST_FILTER__SOCKET,
31 	HIST_FILTER__C2C,
32 };
33 
34 enum hist_column {
35 	HISTC_SYMBOL,
36 	HISTC_TIME,
37 	HISTC_DSO,
38 	HISTC_THREAD,
39 	HISTC_COMM,
40 	HISTC_CGROUP_ID,
41 	HISTC_CGROUP,
42 	HISTC_PARENT,
43 	HISTC_CPU,
44 	HISTC_SOCKET,
45 	HISTC_SRCLINE,
46 	HISTC_SRCFILE,
47 	HISTC_MISPREDICT,
48 	HISTC_IN_TX,
49 	HISTC_ABORT,
50 	HISTC_SYMBOL_FROM,
51 	HISTC_SYMBOL_TO,
52 	HISTC_DSO_FROM,
53 	HISTC_DSO_TO,
54 	HISTC_LOCAL_WEIGHT,
55 	HISTC_GLOBAL_WEIGHT,
56 	HISTC_MEM_DADDR_SYMBOL,
57 	HISTC_MEM_DADDR_DSO,
58 	HISTC_MEM_PHYS_DADDR,
59 	HISTC_MEM_LOCKED,
60 	HISTC_MEM_TLB,
61 	HISTC_MEM_LVL,
62 	HISTC_MEM_SNOOP,
63 	HISTC_MEM_DCACHELINE,
64 	HISTC_MEM_IADDR_SYMBOL,
65 	HISTC_TRANSACTION,
66 	HISTC_CYCLES,
67 	HISTC_SRCLINE_FROM,
68 	HISTC_SRCLINE_TO,
69 	HISTC_TRACE,
70 	HISTC_SYM_SIZE,
71 	HISTC_DSO_SIZE,
72 	HISTC_SYMBOL_IPC,
73 	HISTC_NR_COLS, /* Last entry */
74 };
75 
76 struct thread;
77 struct dso;
78 
79 struct hists {
80 	struct rb_root_cached	entries_in_array[2];
81 	struct rb_root_cached	*entries_in;
82 	struct rb_root_cached	entries;
83 	struct rb_root_cached	entries_collapsed;
84 	u64			nr_entries;
85 	u64			nr_non_filtered_entries;
86 	u64			callchain_period;
87 	u64			callchain_non_filtered_period;
88 	struct thread		*thread_filter;
89 	const struct dso	*dso_filter;
90 	const char		*uid_filter_str;
91 	const char		*symbol_filter_str;
92 	pthread_mutex_t		lock;
93 	struct events_stats	stats;
94 	u64			event_stream;
95 	u16			col_len[HISTC_NR_COLS];
96 	bool			has_callchains;
97 	int			socket_filter;
98 	struct perf_hpp_list	*hpp_list;
99 	struct list_head	hpp_formats;
100 	int			nr_hpp_node;
101 };
102 
103 #define hists__has(__h, __f) (__h)->hpp_list->__f
104 
105 struct hist_entry_iter;
106 
107 struct hist_iter_ops {
108 	int (*prepare_entry)(struct hist_entry_iter *, struct addr_location *);
109 	int (*add_single_entry)(struct hist_entry_iter *, struct addr_location *);
110 	int (*next_entry)(struct hist_entry_iter *, struct addr_location *);
111 	int (*add_next_entry)(struct hist_entry_iter *, struct addr_location *);
112 	int (*finish_entry)(struct hist_entry_iter *, struct addr_location *);
113 };
114 
115 struct hist_entry_iter {
116 	int total;
117 	int curr;
118 
119 	bool hide_unresolved;
120 
121 	struct evsel *evsel;
122 	struct perf_sample *sample;
123 	struct hist_entry *he;
124 	struct symbol *parent;
125 	void *priv;
126 
127 	const struct hist_iter_ops *ops;
128 	/* user-defined callback function (optional) */
129 	int (*add_entry_cb)(struct hist_entry_iter *iter,
130 			    struct addr_location *al, bool single, void *arg);
131 };
132 
133 extern const struct hist_iter_ops hist_iter_normal;
134 extern const struct hist_iter_ops hist_iter_branch;
135 extern const struct hist_iter_ops hist_iter_mem;
136 extern const struct hist_iter_ops hist_iter_cumulative;
137 
138 struct hist_entry *hists__add_entry(struct hists *hists,
139 				    struct addr_location *al,
140 				    struct symbol *parent,
141 				    struct branch_info *bi,
142 				    struct mem_info *mi,
143 				    struct perf_sample *sample,
144 				    bool sample_self);
145 
146 struct hist_entry *hists__add_entry_ops(struct hists *hists,
147 					struct hist_entry_ops *ops,
148 					struct addr_location *al,
149 					struct symbol *sym_parent,
150 					struct branch_info *bi,
151 					struct mem_info *mi,
152 					struct perf_sample *sample,
153 					bool sample_self);
154 
155 struct hist_entry *hists__add_entry_block(struct hists *hists,
156 					  struct addr_location *al,
157 					  struct block_info *bi);
158 
159 int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
160 			 int max_stack_depth, void *arg);
161 
162 struct perf_hpp;
163 struct perf_hpp_fmt;
164 
165 int64_t hist_entry__cmp(struct hist_entry *left, struct hist_entry *right);
166 int64_t hist_entry__collapse(struct hist_entry *left, struct hist_entry *right);
167 int hist_entry__transaction_len(void);
168 int hist_entry__sort_snprintf(struct hist_entry *he, char *bf, size_t size,
169 			      struct hists *hists);
170 int hist_entry__snprintf_alignment(struct hist_entry *he, struct perf_hpp *hpp,
171 				   struct perf_hpp_fmt *fmt, int printed);
172 void hist_entry__delete(struct hist_entry *he);
173 
174 typedef int (*hists__resort_cb_t)(struct hist_entry *he, void *arg);
175 
176 void evsel__output_resort_cb(struct evsel *evsel, struct ui_progress *prog,
177 			     hists__resort_cb_t cb, void *cb_arg);
178 void evsel__output_resort(struct evsel *evsel, struct ui_progress *prog);
179 void hists__output_resort(struct hists *hists, struct ui_progress *prog);
180 void hists__output_resort_cb(struct hists *hists, struct ui_progress *prog,
181 			     hists__resort_cb_t cb);
182 int hists__collapse_resort(struct hists *hists, struct ui_progress *prog);
183 
184 void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
185 void hists__delete_entries(struct hists *hists);
186 void hists__output_recalc_col_len(struct hists *hists, int max_rows);
187 
188 struct hist_entry *hists__get_entry(struct hists *hists, int idx);
189 
190 u64 hists__total_period(struct hists *hists);
191 void hists__reset_stats(struct hists *hists);
192 void hists__inc_stats(struct hists *hists, struct hist_entry *h);
193 void hists__inc_nr_events(struct hists *hists, u32 type);
194 void hists__inc_nr_samples(struct hists *hists, bool filtered);
195 
196 size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
197 		      int max_cols, float min_pcnt, FILE *fp,
198 		      bool ignore_callchains);
199 size_t evlist__fprintf_nr_events(struct evlist *evlist, FILE *fp);
200 
201 void hists__filter_by_dso(struct hists *hists);
202 void hists__filter_by_thread(struct hists *hists);
203 void hists__filter_by_symbol(struct hists *hists);
204 void hists__filter_by_socket(struct hists *hists);
205 
206 static inline bool hists__has_filter(struct hists *hists)
207 {
208 	return hists->thread_filter || hists->dso_filter ||
209 		hists->symbol_filter_str || (hists->socket_filter > -1);
210 }
211 
212 u16 hists__col_len(struct hists *hists, enum hist_column col);
213 void hists__set_col_len(struct hists *hists, enum hist_column col, u16 len);
214 bool hists__new_col_len(struct hists *hists, enum hist_column col, u16 len);
215 void hists__reset_col_len(struct hists *hists);
216 void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
217 
218 void hists__match(struct hists *leader, struct hists *other);
219 int hists__link(struct hists *leader, struct hists *other);
220 int hists__unlink(struct hists *hists);
221 
222 struct hists_evsel {
223 	struct evsel evsel;
224 	struct hists	  hists;
225 };
226 
227 static inline struct evsel *hists_to_evsel(struct hists *hists)
228 {
229 	struct hists_evsel *hevsel = container_of(hists, struct hists_evsel, hists);
230 	return &hevsel->evsel;
231 }
232 
233 static inline struct hists *evsel__hists(struct evsel *evsel)
234 {
235 	struct hists_evsel *hevsel = (struct hists_evsel *)evsel;
236 	return &hevsel->hists;
237 }
238 
239 static __pure inline bool hists__has_callchains(struct hists *hists)
240 {
241 	return hists->has_callchains;
242 }
243 
244 int hists__init(void);
245 int __hists__init(struct hists *hists, struct perf_hpp_list *hpp_list);
246 
247 struct rb_root_cached *hists__get_rotate_entries_in(struct hists *hists);
248 
249 struct perf_hpp {
250 	char *buf;
251 	size_t size;
252 	const char *sep;
253 	void *ptr;
254 	bool skip;
255 };
256 
257 struct perf_hpp_fmt {
258 	const char *name;
259 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
260 		      struct hists *hists, int line, int *span);
261 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
262 		     struct hists *hists);
263 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
264 		     struct hist_entry *he);
265 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
266 		     struct hist_entry *he);
267 	int64_t (*cmp)(struct perf_hpp_fmt *fmt,
268 		       struct hist_entry *a, struct hist_entry *b);
269 	int64_t (*collapse)(struct perf_hpp_fmt *fmt,
270 			    struct hist_entry *a, struct hist_entry *b);
271 	int64_t (*sort)(struct perf_hpp_fmt *fmt,
272 			struct hist_entry *a, struct hist_entry *b);
273 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);
274 	void (*free)(struct perf_hpp_fmt *fmt);
275 
276 	struct list_head list;
277 	struct list_head sort_list;
278 	bool elide;
279 	int len;
280 	int user_len;
281 	int idx;
282 	int level;
283 };
284 
285 struct perf_hpp_list {
286 	struct list_head fields;
287 	struct list_head sorts;
288 
289 	int nr_header_lines;
290 	int need_collapse;
291 	int parent;
292 	int sym;
293 	int dso;
294 	int socket;
295 	int thread;
296 	int comm;
297 };
298 
299 extern struct perf_hpp_list perf_hpp_list;
300 
301 struct perf_hpp_list_node {
302 	struct list_head	list;
303 	struct perf_hpp_list	hpp;
304 	int			level;
305 	bool			skip;
306 };
307 
308 void perf_hpp_list__column_register(struct perf_hpp_list *list,
309 				    struct perf_hpp_fmt *format);
310 void perf_hpp_list__register_sort_field(struct perf_hpp_list *list,
311 					struct perf_hpp_fmt *format);
312 void perf_hpp_list__prepend_sort_field(struct perf_hpp_list *list,
313 				       struct perf_hpp_fmt *format);
314 
315 static inline void perf_hpp__column_register(struct perf_hpp_fmt *format)
316 {
317 	perf_hpp_list__column_register(&perf_hpp_list, format);
318 }
319 
320 static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
321 {
322 	perf_hpp_list__register_sort_field(&perf_hpp_list, format);
323 }
324 
325 static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format)
326 {
327 	perf_hpp_list__prepend_sort_field(&perf_hpp_list, format);
328 }
329 
330 #define perf_hpp_list__for_each_format(_list, format) \
331 	list_for_each_entry(format, &(_list)->fields, list)
332 
333 #define perf_hpp_list__for_each_format_safe(_list, format, tmp)	\
334 	list_for_each_entry_safe(format, tmp, &(_list)->fields, list)
335 
336 #define perf_hpp_list__for_each_sort_list(_list, format) \
337 	list_for_each_entry(format, &(_list)->sorts, sort_list)
338 
339 #define perf_hpp_list__for_each_sort_list_safe(_list, format, tmp)	\
340 	list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list)
341 
342 #define hists__for_each_format(hists, format) \
343 	perf_hpp_list__for_each_format((hists)->hpp_list, format)
344 
345 #define hists__for_each_sort_list(hists, format) \
346 	perf_hpp_list__for_each_sort_list((hists)->hpp_list, format)
347 
348 extern struct perf_hpp_fmt perf_hpp__format[];
349 
350 enum {
351 	/* Matches perf_hpp__format array. */
352 	PERF_HPP__OVERHEAD,
353 	PERF_HPP__OVERHEAD_SYS,
354 	PERF_HPP__OVERHEAD_US,
355 	PERF_HPP__OVERHEAD_GUEST_SYS,
356 	PERF_HPP__OVERHEAD_GUEST_US,
357 	PERF_HPP__OVERHEAD_ACC,
358 	PERF_HPP__SAMPLES,
359 	PERF_HPP__PERIOD,
360 
361 	PERF_HPP__MAX_INDEX
362 };
363 
364 void perf_hpp__init(void);
365 void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
366 void perf_hpp__cancel_cumulate(void);
367 void perf_hpp__setup_output_field(struct perf_hpp_list *list);
368 void perf_hpp__reset_output_field(struct perf_hpp_list *list);
369 void perf_hpp__append_sort_keys(struct perf_hpp_list *list);
370 int perf_hpp__setup_hists_formats(struct perf_hpp_list *list,
371 				  struct evlist *evlist);
372 
373 
374 bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format);
375 bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *format);
376 bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists);
377 bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt);
378 bool perf_hpp__is_srcline_entry(struct perf_hpp_fmt *fmt);
379 bool perf_hpp__is_srcfile_entry(struct perf_hpp_fmt *fmt);
380 bool perf_hpp__is_thread_entry(struct perf_hpp_fmt *fmt);
381 bool perf_hpp__is_comm_entry(struct perf_hpp_fmt *fmt);
382 bool perf_hpp__is_dso_entry(struct perf_hpp_fmt *fmt);
383 bool perf_hpp__is_sym_entry(struct perf_hpp_fmt *fmt);
384 
385 struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt);
386 
387 int hist_entry__filter(struct hist_entry *he, int type, const void *arg);
388 
389 static inline bool perf_hpp__should_skip(struct perf_hpp_fmt *format,
390 					 struct hists *hists)
391 {
392 	if (format->elide)
393 		return true;
394 
395 	if (perf_hpp__is_dynamic_entry(format) &&
396 	    !perf_hpp__defined_dynamic_entry(format, hists))
397 		return true;
398 
399 	return false;
400 }
401 
402 void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists);
403 void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists);
404 void perf_hpp__set_user_width(const char *width_list_str);
405 void hists__reset_column_width(struct hists *hists);
406 
407 typedef u64 (*hpp_field_fn)(struct hist_entry *he);
408 typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
409 typedef int (*hpp_snprint_fn)(struct perf_hpp *hpp, const char *fmt, ...);
410 
411 int hpp__fmt(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
412 	     struct hist_entry *he, hpp_field_fn get_field,
413 	     const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
414 int hpp__fmt_acc(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
415 		 struct hist_entry *he, hpp_field_fn get_field,
416 		 const char *fmtstr, hpp_snprint_fn print_fn, bool fmt_percent);
417 
418 static inline void advance_hpp(struct perf_hpp *hpp, int inc)
419 {
420 	hpp->buf  += inc;
421 	hpp->size -= inc;
422 }
423 
424 static inline size_t perf_hpp__use_color(void)
425 {
426 	return !symbol_conf.field_sep;
427 }
428 
429 static inline size_t perf_hpp__color_overhead(void)
430 {
431 	return perf_hpp__use_color() ?
432 	       (COLOR_MAXLEN + sizeof(PERF_COLOR_RESET)) * PERF_HPP__MAX_INDEX
433 	       : 0;
434 }
435 
436 struct evlist;
437 
438 struct hist_browser_timer {
439 	void (*timer)(void *arg);
440 	void *arg;
441 	int refresh;
442 };
443 
444 struct annotation_options;
445 struct res_sample;
446 
447 enum rstype {
448 	A_NORMAL,
449 	A_ASM,
450 	A_SOURCE
451 };
452 
453 struct block_hist;
454 
455 #ifdef HAVE_SLANG_SUPPORT
456 #include "../ui/keysyms.h"
457 void attr_to_script(char *buf, struct perf_event_attr *attr);
458 
459 int map_symbol__tui_annotate(struct map_symbol *ms, struct evsel *evsel,
460 			     struct hist_browser_timer *hbt,
461 			     struct annotation_options *annotation_opts);
462 
463 int hist_entry__tui_annotate(struct hist_entry *he, struct evsel *evsel,
464 			     struct hist_browser_timer *hbt,
465 			     struct annotation_options *annotation_opts);
466 
467 int evlist__tui_browse_hists(struct evlist *evlist, const char *help, struct hist_browser_timer *hbt,
468 			     float min_pcnt, struct perf_env *env, bool warn_lost_event,
469 			     struct annotation_options *annotation_options);
470 
471 int script_browse(const char *script_opt, struct evsel *evsel);
472 
473 void run_script(char *cmd);
474 int res_sample_browse(struct res_sample *res_samples, int num_res,
475 		      struct evsel *evsel, enum rstype rstype);
476 void res_sample_init(void);
477 
478 int block_hists_tui_browse(struct block_hist *bh, struct evsel *evsel,
479 			   float min_percent, struct perf_env *env,
480 			   struct annotation_options *annotation_opts);
481 #else
482 static inline
483 int evlist__tui_browse_hists(struct evlist *evlist __maybe_unused,
484 			     const char *help __maybe_unused,
485 			     struct hist_browser_timer *hbt __maybe_unused,
486 			     float min_pcnt __maybe_unused,
487 			     struct perf_env *env __maybe_unused,
488 			     bool warn_lost_event __maybe_unused,
489 			     struct annotation_options *annotation_options __maybe_unused)
490 {
491 	return 0;
492 }
493 static inline int map_symbol__tui_annotate(struct map_symbol *ms __maybe_unused,
494 					   struct evsel *evsel __maybe_unused,
495 					   struct hist_browser_timer *hbt __maybe_unused,
496 					   struct annotation_options *annotation_options __maybe_unused)
497 {
498 	return 0;
499 }
500 
501 static inline int hist_entry__tui_annotate(struct hist_entry *he __maybe_unused,
502 					   struct evsel *evsel __maybe_unused,
503 					   struct hist_browser_timer *hbt __maybe_unused,
504 					   struct annotation_options *annotation_opts __maybe_unused)
505 {
506 	return 0;
507 }
508 
509 static inline int script_browse(const char *script_opt __maybe_unused,
510 				struct evsel *evsel __maybe_unused)
511 {
512 	return 0;
513 }
514 
515 static inline int res_sample_browse(struct res_sample *res_samples __maybe_unused,
516 				    int num_res __maybe_unused,
517 				    struct evsel *evsel __maybe_unused,
518 				    enum rstype rstype __maybe_unused)
519 {
520 	return 0;
521 }
522 
523 static inline void res_sample_init(void) {}
524 
525 static inline int block_hists_tui_browse(struct block_hist *bh __maybe_unused,
526 					 struct evsel *evsel __maybe_unused,
527 					 float min_percent __maybe_unused,
528 					 struct perf_env *env __maybe_unused,
529 					 struct annotation_options *annotation_opts __maybe_unused)
530 {
531 	return 0;
532 }
533 
534 #define K_LEFT  -1000
535 #define K_RIGHT -2000
536 #define K_SWITCH_INPUT_DATA -3000
537 #define K_RELOAD -4000
538 #endif
539 
540 unsigned int hists__sort_list_width(struct hists *hists);
541 unsigned int hists__overhead_width(struct hists *hists);
542 
543 void hist__account_cycles(struct branch_stack *bs, struct addr_location *al,
544 			  struct perf_sample *sample, bool nonany_branch_mode,
545 			  u64 *total_cycles);
546 
547 struct option;
548 int parse_filter_percentage(const struct option *opt, const char *arg, int unset);
549 int perf_hist_config(const char *var, const char *value);
550 
551 void perf_hpp_list__init(struct perf_hpp_list *list);
552 
553 enum hierarchy_move_dir {
554 	HMD_NORMAL,
555 	HMD_FORCE_SIBLING,
556 	HMD_FORCE_CHILD,
557 };
558 
559 struct rb_node *rb_hierarchy_last(struct rb_node *node);
560 struct rb_node *__rb_hierarchy_next(struct rb_node *node,
561 				    enum hierarchy_move_dir hmd);
562 struct rb_node *rb_hierarchy_prev(struct rb_node *node);
563 
564 static inline struct rb_node *rb_hierarchy_next(struct rb_node *node)
565 {
566 	return __rb_hierarchy_next(node, HMD_NORMAL);
567 }
568 
569 #define HIERARCHY_INDENT  3
570 
571 bool hist_entry__has_hierarchy_children(struct hist_entry *he, float limit);
572 int hpp_color_scnprintf(struct perf_hpp *hpp, const char *fmt, ...);
573 int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...);
574 int __hist_entry__snprintf(struct hist_entry *he, struct perf_hpp *hpp,
575 			   struct perf_hpp_list *hpp_list);
576 int hists__fprintf_headers(struct hists *hists, FILE *fp);
577 int __hists__scnprintf_title(struct hists *hists, char *bf, size_t size, bool show_freq);
578 
579 static inline int hists__scnprintf_title(struct hists *hists, char *bf, size_t size)
580 {
581 	return __hists__scnprintf_title(hists, bf, size, true);
582 }
583 
584 #endif	/* __PERF_HIST_H */
585